JEE Main & Advanced
JEE Main Paper (Held On 15 April 2018) Slot-II
question_answer
A plane polarized light is incident on a polariser with its pass axis making angle \[\theta \] with x-axis, as shown in the figure. At four different values of \[\theta ,\theta =8{}^\circ ,38{}^\circ ,188{}^\circ \]and \[218{}^\circ \], the observed intensities are same. What is the angle between the direction of polarization and x-axis [JEE Online 15-04-2018 (II)]